One New Aftermarket Replacement Solid Bump Head Knob for Troy-Bilt, MTD, Fits Ryobi, and More String Trimmers

This solid trimmer head bump knob secures the line spool on bump-feed string trimmer heads, allowing the trimmer line to advance when the knob is tapped against the ground. It is a direct replacement for worn or damaged bump knobs on a wide range of Troy-Bilt, MTD, Fits Ryobi, Fits Craftsman, Bolens, and other string trimmers. Features a solid top construction with a 1-3/4" outer diameter and 5/16"-18 right-hand thread.

Specifications

• Outer Diameter: 1-3/4"
• Thread: 5/16"-18 (right-hand thread)
• Solid top construction
• Poly bagged

Compatible Models

Troy-Bilt: TB475SS, TB75SS, TB10CS, TB15CS, TB20CS, TB20DC, TB21EC, TB22EC, TB26TB, TB32EC, TB415CS, TB50, TB65SS, TB70SS, TB80EC, BT720

MTD / Yard Machine / Yard Man: 130R, 700R, 710R, 720R, 740R, 750R, 970R, CS720R, SS720R, Y28, 2800M, YM1500, YM300, YM400

Fits Ryobi: 700R, 720R, 750R, 765R, GTE2818, GTS2816, GTE2818

Other Compatible Brands: Bolens BL100, BL110, BL150, BL160; Fits Craftsman (select models); McCulloch MT700, MT765; Remington RM2520; Singer GT2815

Replaces Part Number(s):

153066, 153066R, 682069, 101677X, 791-153066, 791153066, 791-153066B, 791153066B, 4-2076, 42076, 64376, 7042076, 7068049, 7068049YP, B1WE6, 55-803, 55803

New aftermarket replacement part - not remanufactured, not used.